Colonial Commercial Cleaning  

Want to know where all the money comes from? Then get set to find out on one of Washington, DC's most popular tours when you visit the Bureau of Engraving and Printing. Some of the exhibits include bills that are no longer in circulation, counterfeit money and a staggering $100,000 bill, along with a presentation of how money is produced and printed. In keeping with fiscal responsibility, the tour is actually free but during peak summer months, admission tickets are given out on a first-come, first-served basis.

Getting into the Eighteenth Street Lounge may require getting past the very selective velvet rope. This premier nightlife venue doesn't just let anyone in, as it is a favorite haunt of the city's elite politicos, culture vultures and even the occasional celebrity. Once you do make it inside, you'll enjoy the cool, lounge atmosphere and superbly stocked bar. There are occasional live shows, DJs and various theme nights on the weekly calendar that are all worth checking out.

The National Building Museum presents several fascinating exhibits that cover architecture, construction and engineering. And while several of the country's most famous structures are spotlighted, the actual museum building itself is an exhibit in its own right. This amazing venue features massive columns, a picturesque fountain and a highly decorated ceiling that reaches 15 stories upward. Several interactive exhibits are part of the many highlights, including temporary exhibits that focus on the development of ghettos, roads, factories, parks and more. If it was built, the chances are its story is within the walls of this incredible museum.

Capitol Coin and Stamp is a haven for both history buffs and political memorabilia collectors. The shop features a far-reaching array of items that include everything from bumper stickers, election pins, T-shirts and political posters that literally span the entire century of political activity. There are even some items that date back to Abraham Lincoln's Presidential campaign! So, there's no excuse for not leaving Washington without some type of political souvenir from this interesting shop.